package com.chen.thread.service;


import com.chen.thread.dto.User2;
import org.json.JSONObject;

import java.util.List;

public interface User2Service {
//    /*创建数据是否成功*/
//    public boolean createDate(User2 user2);

    /*查询出username password字段的所有数据*/
    public List<User2> selectInfo();


}
